Home / 49,135.44-73,715.58-21,041.40

Finding the Fourth Proportional to 49,135.44, 73,715.58 and 21,041.40

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Solution

The fourth proportional to 49,135.44, 73,715.58 and 21,041.40 is: 31,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.44 : 73,715.58 = 21,041.40 : x
  2. Step 2: Convert to fraction form
    49,135.44/73,715.58 = 21,041.40/x
  3. Step 3: Cross multiply
    49,135.44x = 73,715.58 × 21,041.40
  4. Step 4: Simplify right side
    49,135.44x = 1,551,079,005.01
  5. Step 5: Solve for x
    x = 1,551,079,005.01/49,135.44
  6. Step 6: Final answer
    x = 31,567.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.